Acquisition Information
Washington State Park Service donated the collection to the Center for Pacific Northwest Studies in January 2003.

Restrictions on Use
The original copy of the Works Project Map/Rosario Pumphouse Plan is restricted due to fragility – a preservation copy is available to researchers.

Processing Information
Graduate students in Western Washington University’s Archives and Records Management Program (Arrangement and Description Class) processed the collection in Winter 2003. Ruth Steele prepared the written finding aid.